#include <iostream>
using namespace std;
int main()
{
char w;
cout << "Science progect SK.\n";
cout << "You have 3 chooses.\n";
cout << " what is the smallest partical in the world enter(a) atom (c) cells and (e) element.\n";
cin >> w;
cout << "if you said Atom your correct";//y means yes n means no
char t;
cin >> t;
if(t=='y'){
cout << "how to get the atomic number and atomic mass";
}
cout << "how to get the protons and neutrons of an element (a) Atomic mass atomic number (b) atomic number atomic mass";
return 0;
}